X-Git-Url: http://sru.miketaylor.org.uk/?a=blobdiff_plain;f=src%2Ffilter_multi.cpp;h=4eb1988b445a4adf00fcefa41ec7b7de561ced59;hb=73f37c91c144b070020df2f27472c09b62367acf;hp=b32c115f58a99da94acd5678b99727fcd3717190;hpb=b013268fe327f6171c9c224bf1ef6a8178def2b9;p=metaproxy-moved-to-github.git diff --git a/src/filter_multi.cpp b/src/filter_multi.cpp index b32c115..4eb1988 100644 --- a/src/filter_multi.cpp +++ b/src/filter_multi.cpp @@ -70,7 +70,7 @@ namespace metaproxy_1 { BackendPtr m_backend; int m_pos; // position for backend (1=first, 2=second,.. int m_start; // present request start - PresentJob(BackendPtr ptr, int pos) : + PresentJob(BackendPtr ptr, int pos) : m_backend(ptr), m_pos(pos), m_start(0) {}; }; FrontendSet(std::string setname); @@ -108,13 +108,13 @@ namespace metaproxy_1 { void scan2(Package &package, Z_APDU *apdu); void relay_apdu(Package &package, Z_APDU *apdu); Rep *m_p; - }; + }; class Multi::Map { std::string m_target_pattern; std::string m_route; std::string m_auth; public: - Map(std::string pattern, std::string route, std::string auth) : + Map(std::string pattern, std::string route, std::string auth) : m_target_pattern(pattern), m_route(route), m_auth(auth) {}; bool match(const std::string target, std::string *ret, std::string *auth) const { @@ -130,7 +130,7 @@ namespace metaproxy_1 { class Multi::Rep { friend class Multi; friend struct Frontend; - + Rep(); FrontendPtr get_frontend(Package &package); void release_frontend(Package &package); @@ -173,13 +173,13 @@ yf::Multi::FrontendPtr yf::Multi::Rep::get_frontend(mp::Package &package) boost::mutex::scoped_lock lock(m_mutex); std::map::iterator it; - + while(true) { it = m_clients.find(package.session()); if (it == m_clients.end()) break; - + if (!it->second->m_in_use) { it->second->m_in_use = true; @@ -197,7 +197,7 @@ void yf::Multi::Rep::release_frontend(mp::Package &package) { boost::mutex::scoped_lock lock(m_mutex); std::map::iterator it; - + it = m_clients.find(package.session()); if (it != m_clients.end()) { @@ -237,7 +237,7 @@ yf::Multi::~Multi() { } -void yf::Multi::Backend::operator() (void) +void yf::Multi::Backend::operator() (void) { m_package->move(m_route); } @@ -277,7 +277,7 @@ void yf::Multi::FrontendSet::serve_order(int start, int number, std::list::const_iterator bsit; int voffset = 0; int offset = start + i - 1; - for (bsit = m_backend_sets.begin(); bsit != m_backend_sets.end(); + for (bsit = m_backend_sets.begin(); bsit != m_backend_sets.end(); bsit++) { if (offset >= voffset && offset < voffset + bsit->m_count) @@ -327,7 +327,7 @@ void yf::Multi::FrontendSet::round_robin(int start, int number, // Yes. skip until start.. Rounding off is deliberate! min = (start-p) / no_left; p += no_left * min; - + // update positions in each set.. std::list::iterator psit = pos.begin(); for (psit = pos.begin(); psit != pos.end(); psit++) @@ -336,11 +336,11 @@ void yf::Multi::FrontendSet::round_robin(int start, int number, } // skip on each set.. before "present range".. p = p + skip; - + std::list::iterator psit = pos.begin(); for (psit = pos.begin(); psit != pos.end(); psit++) *psit += min; - + omin = min; // update so we consider next class (with higher count) } #endif @@ -411,14 +411,14 @@ void yf::Multi::Frontend::init(mp::Package &package, Z_GDU *gdu) } m_is_multi = true; - // create init request + // create init request std::list::iterator bit; for (bit = m_backend_list.begin(); bit != m_backend_list.end(); bit++) { mp::odr odr; BackendPtr b = *bit; Z_APDU *init_apdu = zget_APDU(odr, Z_APDU_initRequest); - + std::listvhost_one; vhost_one.push_back(b->m_vhost); mp::util::set_vhost_otherinfo(&init_apdu->u.initRequest->otherInfo, @@ -437,7 +437,7 @@ void yf::Multi::Frontend::init(mp::Package &package, Z_GDU *gdu) } else breq->idAuthentication = req->idAuthentication; - + *breq->preferredMessageSize = *req->preferredMessageSize; *breq->maximumRecordSize = *req->maximumRecordSize; @@ -445,11 +445,11 @@ void yf::Multi::Frontend::init(mp::Package &package, Z_GDU *gdu) ODR_MASK_SET(breq->options, Z_Options_present); ODR_MASK_SET(breq->options, Z_Options_namedResultSets); ODR_MASK_SET(breq->options, Z_Options_scan); - + ODR_MASK_SET(breq->protocolVersion, Z_ProtocolVersion_1); ODR_MASK_SET(breq->protocolVersion, Z_ProtocolVersion_2); ODR_MASK_SET(breq->protocolVersion, Z_ProtocolVersion_3); - + b->m_package->request() = init_apdu; b->m_package->copy_filter(package); @@ -466,7 +466,7 @@ void yf::Multi::Frontend::init(mp::Package &package, Z_GDU *gdu) ODR_MASK_SET(f_resp->options, Z_Options_present); ODR_MASK_SET(f_resp->options, Z_Options_namedResultSets); ODR_MASK_SET(f_resp->options, Z_Options_scan); - + ODR_MASK_SET(f_resp->protocolVersion, Z_ProtocolVersion_1); ODR_MASK_SET(f_resp->protocolVersion, Z_ProtocolVersion_2); ODR_MASK_SET(f_resp->protocolVersion, Z_ProtocolVersion_3); @@ -479,7 +479,7 @@ void yf::Multi::Frontend::init(mp::Package &package, Z_GDU *gdu) for (bit = m_backend_list.begin(); bit != m_backend_list.end(); ) { PackagePtr p = (*bit)->m_package; - + if (p->session().is_closed()) { // failed. Remove from list and increment number of failed @@ -515,7 +515,7 @@ void yf::Multi::Frontend::init(mp::Package &package, Z_GDU *gdu) } else { - if (!f_resp->userInformationField + if (!f_resp->userInformationField && b_resp->userInformationField) f_resp->userInformationField = b_resp->userInformationField; no_failed++; @@ -549,14 +549,14 @@ void yf::Multi::Frontend::init(mp::Package &package, Z_GDU *gdu) void yf::Multi::Frontend::search(mp::Package &package, Z_APDU *apdu_req) { - // create search request + // create search request Z_SearchRequest *req = apdu_req->u.searchRequest; // save these for later Odr_int smallSetUpperBound = *req->smallSetUpperBound; Odr_int largeSetLowerBound = *req->largeSetLowerBound; Odr_int mediumSetPresentNumber = *req->mediumSetPresentNumber; - + // they are altered now - to disable piggyback *req->smallSetUpperBound = 0; *req->largeSetLowerBound = 1; @@ -570,7 +570,7 @@ void yf::Multi::Frontend::search(mp::Package &package, Z_APDU *apdu_req) { PackagePtr p = (*bit)->m_package; mp::odr odr; - + if (!mp::util::set_databases_from_zurl(odr, (*bit)->m_vhost, &req->num_databaseNames, &req->databaseNames)) @@ -595,9 +595,9 @@ void yf::Multi::Frontend::search(mp::Package &package, Z_APDU *apdu_req) for (bit = m_backend_list.begin(); bit != m_backend_list.end(); bit++) { PackagePtr p = (*bit)->m_package; - + // save closing package for at least one target - if (p->session().is_closed()) + if (p->session().is_closed()) close_p = p; Z_GDU *gdu = p->response().get(); @@ -606,7 +606,7 @@ void yf::Multi::Frontend::search(mp::Package &package, Z_APDU *apdu_req) { Z_APDU *b_apdu = gdu->u.z3950; Z_SearchResponse *b_resp = b_apdu->u.searchResponse; - + // see we get any errors (AKA diagnstics) if (b_resp->records) { @@ -705,24 +705,24 @@ void yf::Multi::Frontend::search(mp::Package &package, Z_APDU *apdu_req) *p_req->numberOfRecordsRequested = number; pp.request() = p_apdu; present(pp, p_apdu); - + if (pp.session().is_closed()) package.session().close(); - + Z_GDU *gdu = pp.response().get(); if (gdu && gdu->which == Z_GDU_Z3950 && gdu->u.z3950->which == Z_APDU_presentResponse) { Z_PresentResponse *p_res = gdu->u.z3950->u.presentResponse; f_resp->records = p_res->records; - *f_resp->numberOfRecordsReturned = + *f_resp->numberOfRecordsReturned = *p_res->numberOfRecordsReturned; - *f_resp->nextResultSetPosition = + *f_resp->nextResultSetPosition = *p_res->nextResultSetPosition; } - else + else { - package.response() = pp.response(); + package.response() = pp.response(); return; } } @@ -731,7 +731,7 @@ void yf::Multi::Frontend::search(mp::Package &package, Z_APDU *apdu_req) void yf::Multi::Frontend::present(mp::Package &package, Z_APDU *apdu_req) { - // create present request + // create present request Z_PresentRequest *req = apdu_req->u.presentRequest; Sets_it it; @@ -739,7 +739,7 @@ void yf::Multi::Frontend::present(mp::Package &package, Z_APDU *apdu_req) if (it == m_sets.end()) { mp::odr odr; - Z_APDU *apdu = + Z_APDU *apdu = odr.create_presentResponse( apdu_req, YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST, @@ -802,7 +802,7 @@ void yf::Multi::Frontend::present(mp::Package &package, Z_APDU *apdu_req) *req->resultSetStartPoint = start; *req->numberOfRecordsRequested = end - start + 1; - + p->request() = apdu_req; p->copy_filter(package); @@ -818,17 +818,17 @@ void yf::Multi::Frontend::present(mp::Package &package, Z_APDU *apdu_req) for (; pbit != present_backend_list.end(); pbit++) { PackagePtr p = (*pbit)->m_package; - + if (p->session().is_closed()) // if any backend closes, close frontend package.session().close(); - + Z_GDU *gdu = p->response().get(); if (gdu && gdu->which == Z_GDU_Z3950 && gdu->u.z3950->which == Z_APDU_presentResponse) { Z_APDU *b_apdu = gdu->u.z3950; Z_PresentResponse *b_resp = b_apdu->u.presentResponse; - + // see we get any errors (AKA diagnstics) if (b_resp->records) { @@ -839,7 +839,7 @@ void yf::Multi::Frontend::present(mp::Package &package, Z_APDU *apdu_req) } else { - // if any target does not return present response - return that + // if any target does not return present response - return that package.response() = p->response(); return; } @@ -856,7 +856,7 @@ void yf::Multi::Frontend::present(mp::Package &package, Z_APDU *apdu_req) } else if (number < 0 || (size_t) number > jobs.size()) { - f_apdu = + f_apdu = odr.create_presentResponse( apdu_req, YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE, @@ -879,7 +879,7 @@ void yf::Multi::Frontend::present(mp::Package &package, Z_APDU *apdu_req) for (jit = jobs.begin(); jit != jobs.end(); jit++, i++) { PackagePtr p = jit->m_backend->m_package; - + Z_GDU *gdu = p->response().get(); Z_APDU *b_apdu = gdu->u.z3950; Z_PresentResponse *b_resp = b_apdu->u.presentResponse; @@ -907,7 +907,7 @@ void yf::Multi::Frontend::scan1(mp::Package &package, Z_APDU *apdu_req) if (m_backend_list.size() > 1) { mp::odr odr; - Z_APDU *f_apdu = + Z_APDU *f_apdu = odr.create_scanResponse( apdu_req, YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP, 0); package.response() = f_apdu; @@ -923,7 +923,7 @@ void yf::Multi::Frontend::scan1(mp::Package &package, Z_APDU *apdu_req) { PackagePtr p = (*bit)->m_package; mp::odr odr; - + if (!mp::util::set_databases_from_zurl(odr, (*bit)->m_vhost, &req->num_databaseNames, &req->databaseNames)) @@ -939,10 +939,10 @@ void yf::Multi::Frontend::scan1(mp::Package &package, Z_APDU *apdu_req) for (bit = m_backend_list.begin(); bit != m_backend_list.end(); bit++) { PackagePtr p = (*bit)->m_package; - + if (p->session().is_closed()) // if any backend closes, close frontend package.session().close(); - + Z_GDU *gdu = p->response().get(); if (gdu && gdu->which == Z_GDU_Z3950 && gdu->u.z3950->which == Z_APDU_scanResponse) @@ -952,7 +952,7 @@ void yf::Multi::Frontend::scan1(mp::Package &package, Z_APDU *apdu_req) } else { - // if any target does not return scan response - return that + // if any target does not return scan response - return that package.response() = p->response(); return; } @@ -1000,7 +1000,7 @@ void yf::Multi::Frontend::relay_apdu(mp::Package &package, Z_APDU *apdu_req) { PackagePtr p = (*bit)->m_package; mp::odr odr; - + p->request() = apdu_req; p->copy_filter(package); } @@ -1008,10 +1008,10 @@ void yf::Multi::Frontend::relay_apdu(mp::Package &package, Z_APDU *apdu_req) for (bit = m_backend_list.begin(); bit != m_backend_list.end(); bit++) { PackagePtr p = (*bit)->m_package; - + if (p->session().is_closed()) // if any backend closes, close frontend package.session().close(); - + package.response() = p->response(); } } @@ -1029,7 +1029,7 @@ void yf::Multi::Frontend::scan2(mp::Package &package, Z_APDU *apdu_req) { PackagePtr p = (*bit)->m_package; mp::odr odr; - + if (!mp::util::set_databases_from_zurl(odr, (*bit)->m_vhost, &req->num_databaseNames, &req->databaseNames)) @@ -1050,10 +1050,10 @@ void yf::Multi::Frontend::scan2(mp::Package &package, Z_APDU *apdu_req) for (bit = m_backend_list.begin(); bit != m_backend_list.end(); bit++) { PackagePtr p = (*bit)->m_package; - + if (p->session().is_closed()) // if any backend closes, close frontend package.session().close(); - + Z_GDU *gdu = p->response().get(); if (gdu && gdu->which == Z_GDU_Z3950 && gdu->u.z3950->which == Z_APDU_scanResponse) @@ -1067,9 +1067,9 @@ void yf::Multi::Frontend::scan2(mp::Package &package, Z_APDU *apdu_req) Z_APDU *f_apdu = odr.create_scanResponse(apdu_req, 1, 0); Z_ScanResponse *f_res = f_apdu->u.scanResponse; - f_res->entries->nonsurrogateDiagnostics = + f_res->entries->nonsurrogateDiagnostics = res->entries->nonsurrogateDiagnostics; - f_res->entries->num_nonsurrogateDiagnostics = + f_res->entries->num_nonsurrogateDiagnostics = res->entries->num_nonsurrogateDiagnostics; package.response() = f_apdu; @@ -1108,7 +1108,7 @@ void yf::Multi::Frontend::scan2(mp::Package &package, Z_APDU *apdu_req) } if (my.m_norm_term.length()) { - ScanTermInfoList::iterator it = + ScanTermInfoList::iterator it = entries_before.begin(); while (it != entries_before.end() && my <*it) it++; @@ -1149,7 +1149,7 @@ void yf::Multi::Frontend::scan2(mp::Package &package, Z_APDU *apdu_req) } if (my.m_norm_term.length()) { - ScanTermInfoList::iterator it = + ScanTermInfoList::iterator it = entries_after.begin(); while (it != entries_after.end() && *it < my) it++; @@ -1166,11 +1166,11 @@ void yf::Multi::Frontend::scan2(mp::Package &package, Z_APDU *apdu_req) } } - } + } } else { - // if any target does not return scan response - return that + // if any target does not return scan response - return that package.response() = p->response(); return; } @@ -1184,7 +1184,7 @@ void yf::Multi::Frontend::scan2(mp::Package &package, Z_APDU *apdu_req) { std::cout << " " << it->m_norm_term << " " << it->m_count << "\n"; } - + std::cout << "AFTER\n"; it = entries_after.begin(); for(; it != entries_after.end(); it++) @@ -1204,10 +1204,10 @@ void yf::Multi::Frontend::scan2(mp::Package &package, Z_APDU *apdu_req) mp::odr odr; Z_APDU *f_apdu = odr.create_scanResponse(apdu_req, 0, 0); Z_ScanResponse *resp = f_apdu->u.scanResponse; - + int number_returned = *req->numberOfTermsRequested; int position_returned = *req->preferredPositionInResponse; - + resp->entries->num_entries = number_returned; resp->entries->entries = (Z_Entry**) odr_malloc(odr, sizeof(Z_Entry*) * number_returned); @@ -1250,7 +1250,7 @@ void yf::Multi::process(mp::Package &package) const FrontendPtr f = m_p->get_frontend(package); Z_GDU *gdu = package.request().get(); - + if (gdu && gdu->which == Z_GDU_Z3950 && gdu->u.z3950->which == Z_APDU_initRequest && !f->m_is_multi) { @@ -1264,12 +1264,12 @@ void yf::Multi::process(mp::Package &package) const if (apdu->which == Z_APDU_initRequest) { mp::odr odr; - + package.response() = odr.create_close( apdu, Z_Close_protocolError, "double init"); - + package.session().close(); } else if (apdu->which == Z_APDU_searchRequest) @@ -1291,11 +1291,11 @@ void yf::Multi::process(mp::Package &package) const else { mp::odr odr; - + package.response() = odr.create_close( apdu, Z_Close_protocolError, "unsupported APDU in filter multi"); - + package.session().close(); } } @@ -1341,7 +1341,7 @@ void mp::filter::Multi::configure(const xmlNode * ptr, bool test_only, else { throw mp::filter::FilterException - ("Bad element " + ("Bad element " + std::string((const char *) ptr->name) + " in multi filter"); }